var STATE_RING = "RING";
var STATE_TALK = "TALK";
var STATE_FINISH = "FINISH";
var STATE_BUSY = "BUSY";
var STATE_SESSION_PROGRESS = "SESSION_PROGRESS";

var AUTHENTICATION_FAIL = "AUTHENTICATION_FAIL";
var USER_NOT_AVAILABLE = "USER_NOT_AVAILABLE";
var TOO_MANY_REGISTER_ATTEMPTS = "TOO_MANY_REGISTER_ATTEMPTS";
var LICENSE_RESTRICTION = "LICENSE_RESTRICTION";
var INTERNAL_SIP_ERROR = "INTERNAL_SIP_ERROR";
var CONNECTION_ERROR = "CONNECTION_ERROR";
var REGISTER_EXPIRE = "REGISTER_EXPIRE";
var SIP_PORTS_BUSY = "SIP_PORTS_BUSY";		
var MEDIA_PORTS_BUSY = "MEDIA_PORTS_BUSY";	
var WRONG_SIPPROVIDER_ADDRESS = "WRONG_SIPPROVIDER_ADDRESS";	
